他们失去联系
They lost contact.
以上为机器翻译结果，长、整句建议使用 人工翻译 。
现在可以说我与他们失去联系了。
Can say now I lose contacts with them.
youdao
他们失去联系已有多年了。
They have lost contact for many years.
他们失去联系好几天了。每次她上msn，他都不在线。
They have been out of contact for days. Every time she logged on to MSN, she found him off-line.
应用推荐
模块上移
模块下移
不移动